D A D G B E
Drop D Tuning
The tuner listens through your microphone.
Standard tuning with the low E lowered a whole step to D — heavier riffs and one-finger power chords.
Press Start tuning, pluck a string and turn its peg until the needle is centred and green. The tuner already knows the Drop D notes, so it tells you which string you are tuning.
Drop D notes and frequencies
From the thickest string to the thinnest, and how far each one moves from standard tuning:
| String | Note | Frequency | From standard |
|---|---|---|---|
| 6th (thickest) | D2 | 73.42 Hz | Down 2 semitones (a whole step) |
| 5th | A2 | 110.00 Hz | No change |
| 4th | D3 | 146.83 Hz | No change |
| 3rd | G3 | 196.00 Hz | No change |
| 2nd | B3 | 246.94 Hz | No change |
| 1st (thinnest) | E4 | 329.63 Hz | No change |
About Drop D
Drop D changes just one string: the 6th (low E) goes down a whole step to D. The other five strings stay in standard tuning, so every chord shape you already know still works on them.
With the three lowest strings tuned D A D, a power chord is a single finger laid across one fret, which is why Drop D is everywhere in rock, grunge and metal. Acoustic players like it for the deep, ringing low D under D-major chords. Well-known examples include “Everlong” by Foo Fighters and “Dear Prudence” by the Beatles.
Tips
- Tune slightly below D, then bring the string back up to it — tuning up to a note helps it stay in pitch.
- Check by ear: the open 6th string should sound exactly one octave below the open 4th string (D).
Other tunings
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E A D G B E
Standard
The default tuning for six-string guitar, used for the vast majority of songs, chord charts and lessons.
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E♭ A♭ D♭ G♭ B♭ E♭
Half Step Down (E♭)
Every string lowered one semitone — slinkier strings and a darker tone, loved by blues and rock players.
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D G C F A D
Full Step Down (D Standard)
All six strings lowered a whole step — D G C F A D — for a big, heavy sound with familiar chord shapes.
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C G C F A D
Drop C
D standard with the low string dropped another whole step to C — the heavy sound of modern rock and metal.
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D A D G A D
DADGAD
An open, ringing modal tuning from Celtic and folk music that also made its way into rock.
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D G D G B D
Open G
Strum the open strings and you hear a G major chord — the classic sound of slide guitar and Stones riffs.